Wavetek 107, 106, 105, 104, 103 Service manual

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MODELS

.1

01,

10

104,

r

2~

1,9~

VCG

1q

3,

106,107

WARRANTY

WAVETEK
defects

is

limited

that

purpose

instruments

Instruments

zation

If

the

instrument

of

operation,

be

submitted

Depending
instrument
an

estimate

Be

certain
placed
shift

about.

in

has

into

warrants
material
to

servicing

within

are

to

returned

been

given

repairs

before

upon

location,

to

us

without

of

charges

to

pack

a

single

The

preferablyaplastic

each

and

workmanship.

any

one

yearofdeliverytothe

be

returned

to

the

byanauthorized

is

defective

will

the

workisstarted.

SHIPPING INSTRUCTIONS

having

can
the

container,

instrument

bag,

before

instrument

of
Our

instrument

Lo.b.

factory

returned

San

are

Diego,

accepted

representative

asaresultofmisuse

be

billedatcost.

the

choice

received

be

made

instrument

of

shipping

before

carefully.

carrier

provided

itself

should

packing.

its

manufacture

obligation

prepaid

original

California.

In

this

instructions.

work

it

is

be

first

only

or

event,

will

begins.

The

so

packed

wrapped

tobefree

under

to

this

our

purchaser.

when

prior

of

WAVETEK.

abnormal

an

estimate

vary.

Never

If

instrument

thatitwill not

Warranty

factory

Serviced

authori-

conditions

ship

requested,

can

in

paper,

from

for

will

an

be
or

The

instrument
operate
claim
to

agent

WAVETEK.
disposition
Be

certain

or

is

should

of

to

CLAIM

should

damaged,

After

the

instrument

include

be

receive

receiving

model

©

9045
San

All Ri.ghts

FOR

tested

a

claim

a

and

1965

Diego,

DAMAGE

as

soon

should

full

report

suchareport,

and

arrange

serial

by

WAVETEK

Balboa

Ave.

California

Reserved

IN

asitis

be

of

for

number

SHIPMENT

received.

made

with

damage,

we

will

its

repair

when

corresponding.

and

If

the

carrier.

this

report

advise

or

replacement.

it

does

you of

nol

The

sent

the

TABLE

OF

CONTENTS

Section

Section

Section

Section

Section

Section

Section

I

II

III

IV

V

VI

VII

Specifications

Operating

Theory

of

and

General

Instructions

Operation

Description

Maintenance

Parts

Schematic

List

and

Parts

Location

Diagrams

Model 106, Model 107 Addendum

Dec.

1964

WAVETEK

8159

Engineer

San

Diego,

Telephone

Road

California

(714)

279-2200

Model _

Serial

92111

No. _

GEKERAL

DESCRIPTION

The

WAVETEK
104/105
waveforms
rugged,

stable
from
general

The
and
are

completely

waveform

.0015

purpose

Model 101

104

available
battery,
Models
600

103

ohm

only.

The

104 ·and 105

changed

Voltage

from

cps

offer

and

rechargeable

and

load.

by

application

Models

Controlled

servo

transistorized

signals

to

IMc

pieces

offers

square,

with

three

105

provide

Models

to

video

from

in

of

equipment

square

triangle,

power

nickel

103

have

of

an

101/102/103

Generators

frequencies.

portable

.008

the

104/105

waves

and

supply

cadmium

30V

p-p

and

105

are

the

capability

external

are

cps

make

for

the

and

triangle

sine

waves.

options:

triangle,

available

voltage

Function

semi-precision

These
packages.
to

1Mc

in

all5generators

laboratory

waves.

Models

AC

batteries

sine

or

in

of

having
without

Generators

units

are

Extremely

the

101/102/103

or

the
The

101,

line

power,

with

built-in

square

the

AC

power

the

dial

physical

and

sources

extremely

clean

versatile,

field.

Models

102

and

dry

charger.

waves

into

version

electrically

movement

the

of

and
and

102
104

cell

a

of

the

dial.

As

such, they

The

wide

frequency
frequency
well
be

completely
repair
VCG
F .M. of a

as

is

audio

bench

capable

applications

or

checked

with

servo.
sweep,atriangle,
are

ample
allow
larly

Models
controls:
(2)

1V

less

than5nanoseconds;

for

triggering

complete

usefulinany

101/102/103

(1)

10V

p-p

square

even

this

of

sweep

In

addition,

sine,

isolation

low

p-p

wave

are

truly

rangeofall

such

as

servo

video

out

amplifier

for

single,

testing

with

or

square

high

speed

from

the

level

have

max.

at

(3)

or

wide

three

square
50
Model 101

general

five

models

and

work.

proper

versatile,

I.F.
proper
wave.

computer

power

band

outputs

wave

ohm

output

purpose

makes

F .M.

them

electro-mechanical

Complex

operation

and

Strips,

inputs,itis

The

very

in

portable

low

frequency

possible

fast

circuitry.

line

and

ground.

amplifier

with

at

development

independent

600

ohm

impedance,

triangle

wave

5V

modulators.

useful

systems,

oscilloscopes

the

field

or

instrument.

filters

to

F .M.

rise

and

fall

Battery

versions

Thisisparticu-

work.

amplitude

output

rise

and

p-p

impedance;

fall

max.,

for

on

times

Model

low

as

may

the

The

or
or

time

102

triangle

wave

5V

p-p

or

2V

rms

sine

wave, Model 103

triangle,

sine,

I - 5

or

square

waves 30V

p-p

max.

into a 600 ohm load.

Models 104 and 105
trols:
triangle
max.
wave 30V
control
input of 4.75
equivalent
driven

(1)

at

with

1V

wave

600

p-p

which

to

any

p-p

5V

ohm

max.

provides

volts

full

vQ~tage

have
square
p-p

output

waveat50

max.,

impedance;

sine

into a 600

a

total

spread

will

of

up to 100V without

two outputs with independent

ohm

waveat2V

ohm

load.

minimum

provide

the

dial.

output

Model 105:

The

input

a 20:1

The

damagetothe

impedance;

rms,

or

triangle,
VCG input
impedance

frequency

VCG input

square

has

attenuator

instrument.

amplitude

(2)

Model 104:

wave 10V

sine

an

con-

p-p

or

square

attenuator

of 10K ohm. An

range

which

may

is

be

I - 6

CONTROLS

1.

Power

AND

Switch.

SECTION II

OPERATING INSTRUCTIONS

TERMINALS

Applies

charged
the

Model 102

is

applied
selects
In

triangle,

the

Models 104 and 105

multiplier.

2.

Frequency

Switches

frequency

3.

Frequency

Adjusts

controlled

4.,

5.,

6.

Terminals.

Model 101

line

voltage

when

the

instrument

this

to

the

lower

sine,

Range

appropriate

range.

Dial.

inputtoamplifier

by

range

Triangle,

and

or

switch

left-hand

or

square

this

Switch.

switch.

Sine, and

Model 102:

battery

is

also

timing

ON

selects

terminals.
wave

switch

for

precise

Square

The

powertothe

and

the

power

whether

In

for

the

selects

the

resistor

frequency

Wave

Amplitude

triangle

instrument.

cordisplugged

the

triangle

the

Model 103

lower

and

Xl

or

capacitor

left-hand

control

or

sine

X.3

frequency

Control

wave

In

the

in. In

or

sine

this

switch

terminals.

for

proper

within

range

and Output

appearing

case

wave

dial

at

the

terminals

limited

to

drive5volts

600 ohm load.
terminals.
ground. At
The

ground

For

optimum

being

At

minimum

used.
wave output
very

high

frequencies,

at

minimum.

the

output downtothe

hasadynamic

impedanceofless

p-p

triangle

Amplitudeiscontrolled

full

amplitude

terminals

waveform,

There

and

this

Where

output

of

is

output.

very

desired

all

use

a

slight

keep

low

the
there
outputs

the

For
the
amplitudes

level

than5ohms

waveor2

by

the

pot

volts

directly

rms

waveformissymmetrical

isaDC

are

ground

interaction

optimum

600

offsetofapproximately

internally

terminal

commontoeach

adjacent

between

sine

or

triangle

ohm

square

are

needed,itis

wave

the

usingapairofexternal

andiscurrent-

sine

wave into a

adjacenttothese

with

respect

.1

volt.

other.

to

the

output

600

ohm

square

waveform

amplitude

best

resistors

to

attenuate

control

and

II-I

to

at

then

use

the

internal

amplitude

control

for

fine

adjustment.

This

procedure

allows

more

accurate

waveformsatlow

Model 103

angle,

sine
600 ohm
milliamps
adjacent
with
100

respect

mv.

resistors

Model 104:

is

600 ohm. Max

wave, 2

fall

time
a 560
actual

ohm

output

load

into a

to

the

For

be

volts

of

or

resistor

and

square
30

terminals.

to

very

used

The

less

impedance

amplitudes.

Model 105:

volts

short

ground.

low

as

described

output

open

rms;

and,

than

to

control

The

wave

p-p.

is

The

circuit.

At full

At

minimum

amplitudes

above.

impedance

circuit

square

15

nanoseconds.

the

arm

will

vary

of

amplitude

dynamic

50 ohm.

output

The

is

and

preserves

output

impedance

outputiscapableofdriving

current-limited

Amplitudeiscontrolled

amplitude,

it

is

for

output

wave, 10

of a 500

between

the

waveformissymmetrical

output,

the

recommended

the

triangle,

is:

triangle

volts

The

terminal

ohm

pot.

560

DC

wave, 5

p-p

As

ohms

the

to

by

the

pot

offsetisless

an

external

sine

or

square

volts

~1%

with a

is

connected

potisvaried,

and 685

very

clean

for

the

tri-

drive~100

directly

than

pair

wave

p-p;

sine

rise

and

through

the

ohms.

The

a

of

measured
will

be

about

probeat600

Model 104

terminals

7.,

8.

pot

directly

For
when
times

determine

50

Ohm

The

output

optimum

using

(less

a 50 ohm

is

internally

it

to

the

50

9.,

10. Models

Output

Terminal:

square

wave

20

nanoseconds.

ohms

source

and

Model 105:

rise

impedance,

function and

Square

adjacent.

waveform,

the

Wave Amplitude

voltage

appearing

There

keep

50

ohm

output. Due

than5nanoseconds),

cable,

ohm

terminated

terminated

cable.

by50ohms

101/102/103.

The

amplitude

time

using

Thisisduetothe

and

The

coaxial

amplitudeofthis

Control

at

this

isaslight

the

interaction

600

to

this

output shouldbeconnected

at

the

loadby50

thereby

600 ohm

of

Square

voltage

a 30 Mc

scope
capacitive

the

rise

timeofthe

pot

and

output.

and Output

connector

with

ohm

output

the

extremely

ohms.

eliminating

Wave

Amplitude

appearingatthe

with a 10pfprobe

loading of

scope.

switch

adjacenttothe

Connector.

is

controlled

the

600

ohm

by the

output.

controlatminimum

fast

rise

and

through

The

output

the

connector

need to

match

Control

terminals

the

fall

and

is

II-2

o

0)

o

4

o

Control

1

2

3

4

5

6 Amplitude

7

8

9

10

Model 101 Model 102

Power

OFF/ON

Frequency

Range

Frequency
.8

to

Triangle
Output

Amplitude

#4

Output

Amplitude

#8

Output

1

volt

Square

50n

Rise
Amplitude

#10 Output #10

Square

~

5

600n

10

p-p

Wave,

Output

Wave

volts

Output

dial

5n

for

for

Fast

for

~

1%

5

Power

OFF/ON,
Selector
triangleorsine

at

Frequency

Range

Frequency
.8

Triangle

Sine5nOutput

Amplitude

#4

Amplitude

#8
1

Square

50

Rise
Amplitude

Square

~

600n

#4

to

10

Output

Output

volt

p-p

Wave,

n Output

Output

Wave

5

volts

Output

for

or

~

dial

for

for

for

1%

Fast

Model 103 Model 104 Model 105

Power

OFF/ON

Selector

triangle,

or
Frequency

Range

Frequency

.8to10

Triangle,Sine
or
volts

Amplitude

#4 Output

Amplitude

#8

1

Square

50n

Rise
Amplitude

#10 Output

Square

~

600n

square

Square

Output

volt

Output

5

volts

for

sine

p-p

output

p-p

Wave,

Wave

~

Output

at

dial

30

for

for

Fast

for

1%

#4

Power
Xl/X.3dial
multiplier

Frequency

Range

Frequency

.5to10

Triangle,
Square
Output

Selector
triangle,

square

#4 Output #4 Output

Amplitude

#8

1

Square

50n

Rise
VCG Input

Attenuator
VCG Input

Output

volt

Output

OFF/ON,

dial

Sine

600n

for

sine,

at

#4

for

for

p-p

Wave,

Fast

o

10

o

Power
Xl/X.3dial
multiplier

Frequency
Range

Frequency

.5to10

Triangle,
Square30volt
p-p

Output

Selector
triangle,

square
Amplitude

Amplitude

#8 Output

1

volt

Square

50n

Output

Rise
VCG

Attenuator
VCG

OFF/ON,

for

sine

at

p-p

Wave,

Input

Input

dial

Sine

#4

for

for

Fast

II

- 3

controlled

by

the

pot

immediately

adjacent.

At

maximum

output,

the

square

times

is
the

and 685
probe
loading of

scope.

Models
terminals
frequency
setting
by

positive

may

applying
may

wave will

generated

connected

potisvaried,

will

,(max

the

dial

electrically

FM

through

ohms.

DC

an

or

The

be

approximately

the

104/105.
electrically

dial

reading

pot.

voltage

external

sweep

at

the

probe

pot

increase

be

plus

this

point
a 560
actual

measured

at

vca

operate

generates

of 10),

The

lower

generated

voltage

the

frequency

and

ohm
output

600

Input

the

or

minus

are

less

resistor

impedance

rise

twenty

ohm

Terminals

in

parallel

a

positive

larger

the

by
decrease

to

terminals

generated

five volts,,:::

than15nanoseconds.

to

the

arm

will

vary

time

using

nanoseconds,

impedance

DC

the

dial

setting

the

frequency

and

with

voltage.

positive

the

#10. In

by

a 30 Mc

and

Input

the

frequency

(min of .5),

dial

frequency

so

application

1%.

The

of a 500

between
scope

due

to

the

rise

Attenuator:

The

DC

voltage

pot.

dial

doing,

rise

and

The

terminal

ohm

pot.

560

ohms

with a 10

the

capacitive

time

off

These

dial

pot.

higher

the

generated

the

lower

The

operator

setting

the

operator

of a changing

fall

As

pf

the

The
dial

the

by

voltage
limited
being
frequency
interesting

The

set
1 volt
Thus,
The
is

The
externally
voltage,
modulation
goes

to

onlytowhereitis

generated

vca

to

minimum

will

4.75

relationship

linear

terminals

from

the

vca

may
oscilloscope

input

change

volts

within~1%.

applied

the

dial

voltage

zerotonegative,

input

and

carrier

exceed

terminals

attenuation

the
will
between

and

modulation

should

electrically

terminals.

excessive

the

patterns.

are

frequency

change

the

the

be

setatthe

the

the

dial

in

distortion

carrier

calibrated

(CW

most

the

equivalent

frequency

externally

operate

voltage

pulling

dial

should

The

frequency

relationtothe

results.

frequency,

such

position),

of two

the

full

applied

in

conjunction

goes

from

minimu.l11

the

dial

be

frequency

up. In

setatthe

of

carrier

Actually,

the

result

that

when

an

major

dial

voltage

zero

turn,ifthe

this

modulation

frequencies

the

modulation

being

the

external

dial

spread

and

to

maximum

of .5to10.

the

such

some

desired

modulation

is

many

control

signal

divisions.

frequency

thatifthe

positive

with

desired

is
of

the

II-4

frequency.
dial

should

The

X1/X.3

If

the

be

setatthe

dial

modulation

mid

multiplier

voltage

frequency.

is

incorporated

is

symmetrical

to

eliminate

about

the

ground,

bad

overlap

the

problem

capability

The

which would

of 20:1

quickest

exist

maximum.

way

to
connectittoaTektronix
the

sawtooth

at

.5

on

attenuator
meter,
the

VCG

less

that

dial

frequency
sweep
signal

to

will

may

the

scopetoautomaticaUy

caution:

rate

of

output of

a convenient

to about 8

a 20:1

sweep
attenuator
20:1

sweep

will

be

at

be

applied

The

higher

change

of

o'clock.

frequency

is

properly

will

occur

the

the

frequency.

with

range

demonstrate

530

Series

the

scope

range

such

With

pattern

set.Ifthe

result.Ifthe

before

same

to a

maximum

filter,

display

sweep

speed

The

steps

the

operation

or

equivalent

to

the

VCG input

as

X1K.

the

scope

will

attenuatorisset

attenuator

the

end of

frequency.

etc.,

and

the

characteristics

settingofthe

VCGisnot

of 10:1 and a

of

oscilloscope

terminals.

Back

off on

set

a 1

millisecond

be

displayed

is

set

the

sweep

This

the

output of

scope,

affected

by

sweep

the

frequency

VCG inputisto

connecting

Set

the

VCG input
per

on

the

too low (CCW),

too high,

and

sweep
the
of

the

filter

the

the

maximum
remaining
frequency

filter.

greater

rapidly

the

dial

centi-

scope

applied

One

the

changing

if

frequencies,
frequency

resultingina

however,

and

distorted

high Q

if

the

sweep

presentation

GENERAL

All outputs with
Any output
terminals.
only

slightly
signal
isolated

terminal

The

grounds

from

their

may

interaction

noticeable

for

all

the

case,

independent

be

of

from

three

which

cord.

MODELS 101B, 102B and 104B

To

preserve

battery

life,

filters,

speed

on

is

the

etc.,

set

scope.

controls

shortedtoground

the

600

ohm
approximately
outputs

is

it

is

are

commontoeach

connected

recommended

are

sensitive

too high,

maybeused

without

output on

100

Kc

upinfrequency.

to

the

third

that

the

to change

the

filter

simultaneously.

effectonthe

the

other

outputs

other,

pinonthe

unitbeturned

will

but

in

ring

other

is

The

are

power

on

II - 5

only when in

actual

use.

Due to

the

fact

that

total

power

consumption

(approximately

ble.

Initial

1.5

watts)

is

driftisstabilized

extremely

within

the

small,

first

MODELS 101AC, 102AC. 103, 104AC and 105

Total

again

power

negligible.

consumption

is

less

than

MODEL 101R, 102R and 104R

These
plugged
are
batteries

\

built-incharger

Unless
charge
operated

in,

being

otherwise

units

discharged.

if

current

may

batteries

the

rechargeable

has

set

be

are

These

an

specified,

for

continuously plugged into

operated

being

units

internal

units

30

plugged into

charged.

will
cells
adjustment

are

mao

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When not plugged

run

have

shipped

this

the

internal

few

secondsofoperation.

10

watts,

AC

continuously

been

completely

for

setting

from

rateofcharge,

AC,

maintaining

heatingisnegligi-

thus

warm-up

power

for

in,

or
the

eight

not. When

batteries

hours

charged.

the

charge

the

factory

the

unit

the

batteries

time

on

The

current.

with

the

can

be

is

at

full

charge
charge
charger
complete
charge
ously

for
charged
operate
at

100

hours

plugged in (charging) .

all

the

time

from

may

charge

current,

complete

be

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to

it

extended

and

their

a full working

ma,

the

unit

time

without

dischargetofull

foracharge

be

accomplished

is

not

recommended

periods

ultimate

when plugged in
life

day

on

batteries,

operated8hours

damage

will

in 14

that

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the

on

to

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batteries.

chargeisabout 40

current

hours.

the

or

of

100 rna, enabling a

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14to16

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F

IGU~~E

111-3

SECTION III

GENERAL

Figure
Generators.
Generator.

generating

additional
wave and

is

103

essentially

amplifier

models

are

Figure

VCG

Figure

versions

III-2

clanlping

amplifiers.

THEORY

Ill-1

is

Figure

The

Model 101

both

printed

amplifies

for

providing

essentially

III-3

isablock

of

except

circuit

THEORY

OF

OSCILLATION

a

block

1II-2

diagram

isablock

includes

the

triangle

circuit

a Model 102

the

board

reduced

30 v

the

same

and

which

with

p-p

basic

diagram

the

Models 102 and 103.

that

the

frequency

composed

of two

OF

OPERATION

of

the

diagram

the

complete

square

shapes

signal

to

the

the

addition

output into 600

generator.

of

the

Models 104

dial

diodes

and

Models 101 and 102

of

the

Model 103

wave.

the

nominal

Figure

pot

oscillating

The

triangle

of a high

ohms.

III-3isthe

has

been

two

cascaded

circuitry

Model 102

wave into a

output.

voltage

Thus,

and

105 which

replaced

Function
Function

for

has

an

sine

The

Model

power

all

three

are

same

as

by a

operational

The

generators

stabilized,

hooked up
frequency
high

gain

at

ground

high;

asaresult,
capacitor
thus,

produces
amplifier
described
voltage

switch

output

switch

minus

reachesacertain

then

switch,

is,

five

amplifier

as

an

integrator.Aconstant

dial

pot

of

the

potential.

C.

This

is

fed into a

later)

changes

another

thus,

a

volts.

use

a

completely

to

obtain

causesaconstant

amplifier,

The

essentially

causes

the

linear

the

input

all

a

triangle

hysteresis

biased

so

that

predetermined

state.

This

four-transistor

square

This

wave

output

transistorized,

the

wide

frequency

current

inputtothe

impedance

the

current

linear

change

voltage

output

appearing

to

flow

amplifier

of

the

flows

in

the

voltage.

switch,afour-transistor

it

remains

level.

output

in one

The

is

capacitively

flip flop.

switching

is

then

between

fed into

wideband,

range.

The

at

through

remains
amplifier
through

the

voltage

The

flip flop (to

state

outputof the

The

output of

approximately

the

frequency

chopper-

amplifier

the

armofthe

R.

Duetothe

essentially

is

extremely

integrating

across

C and,

output of

until

the

hysteresis

coupled to

the

output

plus

dial

pot. A

is

the

be

input

the

and

III - 7

positive

voltage

appearing

on

the

frequency

dial

pot

causesanegative-

going

invert
to
the
input to
amplifier.
triangle

and
to
lower
voltage
frequency
the

voltage
the

switch

output

the

wave and a

Frequency

the

position

flow,

resultinginreduced

frequency.

change

arm

and,

input).

to a

switch

amplifier

In

this

of

dial

thus,

on

the

This

positive

to

switch

manner

square

oscillation

of

the

A

large

across

pot

is

less

frequencyofoscillation.

The

Models 104 and 105 Voltage

output of

the

negative-going

output.

and,

from

the

This

positivetonegative,

hence,

unit

wave.

is

determined

frequency

dial

rate

of change of voltage

C with given

C and,

moved

current

thus,

closer

flows

amplifier

voltage

(the

causes

negativetopositive

the

slope

oscillates,

of

the

simultaneously

by

the

Rand

pot.AlargeRcauses

lower

to

ground,

current

frequency.

causes

less

throughR,again

Controlled

amplifier

the

is

hysteresis

phased

sWitching

thus,

reversing

output

voltagetothe

producing

Cinthe

less

current

across

C and,

reduced

As

the

armofthe

voltageispresent

resultinginlower

Generators

utilize

switch

causes

the

circuit

thus,

rate

on

to

a

of

a

clamping

simple
to

the
cascaded
two

clamping

As

the

circuittocontrol

pot.

clamping

operational

input

toapositive

negative

a

positive

the
diodes

pot

bias

pot

operates

The

voltage.

amplitude

will

on

the

Model 103.

sources

which

in

amplitudeofthe

hysteresis

Figure

diodes

diodes.

voltage

voltage,

voltage

Thus,

of

increase.

for

the

is

now a

parallel

switch

the

III-3 shows

and, in

amplifiers

The

second

appliedtothe

the

output of

and

the

the

clamping

the

square

The

effectisthe

The

two

two

diodes.

DC

with

the

triangle

varied.

This

amplitudeofthe

the

output
turn,

control

amplifier

first

the

first

output of

the

voltages

wave

appearing

same

amplifiers

They

are

control

external

and

input.

wave would

firing

point,

square

switch

to

the

the

feeding

timing

bias

hasanet

amplifier

amplifier

second

are

amplifier

spread

at

as

raising

provide

very

driven

the

external

varyifthe

however,isheld

wave

rather

througharesistor

resistor

voltages

applied to

gainofexactly

is

increased

willbeincreased

increased

from

the

junction of

the

armofthe

stiff

low

from

the

VCG

frequency

input.

firing

than a

R.

The

from

ground and

the

impedance

The

points

very

of the

stable

two

the

-1.

zero

to

to a

two

dial

dial

dial

III - 8

over

the

entire

frequency

range

of

the

instrument,

assuming

the

power
supply
the
vary.
to

~

~

used

decade

amplitude

To

vary

20%

change

1%.

The

is

voltages

compensate

in

direct

supply

controlled

ranges,

remain

of

the

proportion,

in

supply

voltage

3
(100 pfd, .001 mfd, .1
a 1K

for
ground
frequency

wave output of
(sine)

The

impedance.

pot.

this

loading,

when

amplitude

current

The

the

dial

limited
The

4.64K
the

46.4K and

calibration

the

controltoa

square

constant.

square

for

this,

voltage

is

by

the

frequency

resistors

mfd

and

resistor

4.64K

resistor

the

remains

amplifier

super-emitter

super-emitter

wave output

Should

wave fed into

the

hysteresis

thus,

maintaining

the

held

to~1%

the

frequency

by

range

switch.

power
the

frequency

switch

constant

of

the

oscillation

regulator.

(4.64K, 46.4K and 464K)

10 mfd)

does

464K

(or

the

are

load

this

is

switched

resistors

accurate

sine

wave)isfed

used.

are

for

The

pot

slightly.

from

used.Inthis

all

followertothe

followerisusedtoprovide

is

fed

throughapush-pull

supply

voltages

dial

firing

pointismade

frequency.

varies
The

To

cover

the

and4capacitors

frequency

To

compensate

the

armofthe

ranges.

through

The

the

output

low

pot

would

Rand
entire

dial

pot

pot

manner

triangle
triangle

terminal.

dynamic

emitter

vary,

For

about

the

a

C

8

is

to

followertothe

600

ohm

amplitude

FOUR-TRANSISTOR SWITCH

input

----,

FIGURE III-4

control

andtothe

-6

v

output

output

terminal.

III - 9

Figure
as

the

III-4

isasimplified

hysteresis

switch

schematicofthe

and

the

output

switch.

four-transistor

The

switch

switch*

consists

used

of two

pairs

The
in

of

pairs

saturation,
collector
collector
is

connected

output of

transistors.
the

other,

center

an

two

NPN,

provides

supply

The

current

hysteresis
emitters
resistance

diodes'

and a

transistors,

are

hooked up

the

of

the

supplies

between the

the

switch

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each

opposing

NPN

base

is

supplies

current

the

common

so

plus

emitter

depending upon which

transistors

they

cannot

extremely

going

switch

are

not

network.

resistor

fast

tied

are
be

on

switching

through

differs

directly

The

bases

network.

tied

pair

using

that

either

pair

being

base

to

six

common

pair

together.

at

the

the

load
from
to

the

of

These

one NPN and one

the

top

off.

Each

current

the

NPN.

volt

and

minus

emitters

point

switches

is

on.

The

Since oneisa

same

speeds

time.

with

connectedtothe

the

output

the

power

outside

supplies,

networks

PNP

pair

or

pair

to

the

The

four-transistor

six

of

the

center

bottom
is

PNP,

volt

pair

wiredsothat

and

supplies.

NPN and

to one supply voltage

bases

This

essentially

and

PNP

unique

emitters

and
configuration

all

common

switch

transistors

compensate

in

but

that
rather
are

biased

the

transistor.

are

on,
the

the

PNP

switch

The

PNP

of

the

the

other

the

power

emitter.

the

outside

tied

to a

with

hysteresis

or

switch

firing

oscillation

Extreme

etc.,

when

directly

shorted

AMPLIFIER

Figure

chopper

amplifier

mately
additional
to

provide

*Patent

III-5

stabilized,

is

2000.
DC

applied

point

remains

care

the

with changing supply
constant.

should

power

across

isasimplified

a wideband

The

gain

and

the

high

for.

be

is

on,

the

DC

DC

bottom

DC

DC

used

since

power

schematic

amplifier

amplifier

amplifier

stability.

input

impedance

to avoid

any

short

supplies.

consists

with

is

The

voltagessothat

shorting

may

of

the

of two

an

a

carrier
carrier
for

this

causeatransistor

amplifier.

amplifiers.

open loop

amplifiertoprovide

amplifier

the

lowest

the

frequency

switch

The

with

tools,

wideband,

The

gainofapproxi-

is

necessary

frequency

range

to

of

be

top

III -

10

where

theRis

464K

or

952K.

The

follower.

is
tailed

input

This

bootstrapped

pair,

Q32. Most of

provides

Q31
drives

the
bandwidth of
shown on
avoid

is

Q21

included

out

for

The

the

oscillation

provided

so

zero

carrier
amplifier.
ampliiier

has

transistor,

drives

to

increase
Q25 and Q26,
the

voltage

a low

output

emitter

approximately

schematic

at

very

by

the

that

the

amplifier

volts

DC

in.

amplifier

The

input

high

DC

Q21, of

another

emitter

the

the

gain

within

impedance

follower,

20

are

high

output of

is

very

signal

is

negative

the

wideband

follower,

input

base

of Q26

the

amplifier

emitter

Q33.

megacycles.

roll-off

networks

frequencies.

the

carrier

may

be

adjusted

similar

applied

feedback

amplifier

Q23.

The

impedance.

being

bias

for

The

The

Q23

grounded.

is

accomplished

Q32.

over-all

additional

and

The

DC

amplifier

to

exactly

in

configurationtothe

to

both

amplifiers.

from

the

collector

is

an

collector

drives

Q26

The

output of Q32

amplifier

components

filters

provided

inputtothe

and

R66 which

zero

The

of Q30tothe

emitter

of Q21

the

long-

drives

by Q32.

has

to

base

of
is

volts

DC

wideband

carrier

a

base

of Q22,

cies

above

Frequencies

Q21.
to

the

solid
oscillator
tive,

Q19
approximately
and

the

input

provided

about

state

atafrequencyofapproximately

is

on and

2

signalisapplied
Q22. Q22, 24, 27,
amplifier.Asmall
KC

frequency.
collector
capacitor
which

acts

output

negative.

side

oi

is

of Q30.

to

the

similarly

clamped

The

which

This

resulting

is

by

the

two

50

cps

feed

through

below about 50

chopper,

the

millivolts.

Q19.

voltage

When

through

28,29

input

and30

signal

operateina

producesasmall

signalisamplified,

The

collector

emitter

clamped

of Q34. Q34ishooked up

to

Q19,

except

to

ground

signal

on

to

resistors

cps

are

The

base

drop

the

of Q30

that

when

the

emitter

ground.

and

filter

the

coupling

fed

capacitor

through

of Q19isdriven

1.5 KC. When

between

base

the

the

is

negative,

coupling

similar

emitter

capacitor
manner

square

producingalarge

is

fed

through

asasolid

being

the

PNP

chopper

of Q34isa

If

the

input

signalispositive,

capacitor.

to

the

filtering

by

the

and

Q19isturned

to

to

wave

square

the

state

rather

than

oscillator

square

Frequen-

the

base

network

the

chopper

baseisposi-

collector

off

the

base

the

wideband

signalat1.5

waveatthe

resistor

and

chopper

NPN,

the
voltage
wave, one

the

of

is

of

is

square

wave

appearing

on

the

emitter

of Q34

willbepositive,

andifthe

III - 11

signal

is

negative,

the

square

wave will

be

negative.

The

amplifier,
Q22 ­also
input.

cut-off
very

Q30tinverts

inverts

The

frequency,

low

gainisover

CHOPPER

The

chopper
modified
oscillations
voltages.
and Q20
This

to

provides

returned

the

signal,

square

wave
approximately

frequencies,

100 db.

OSCILLATOR

oscillator

so

that

the

always

Diodes

return

CR7

immediately

a good

to

their

own

the

signal.

the

appearing

both

output

start,

and

square

collectors,

The

use

net

result

on

50

is,
the

cycles,

amplifiers

is

a

standard

isarelatively

even

CR8

with

allow

to

-6

the

wave output.

through

of one NPN and one

thus,

positive

emitter

of Q34isfiltered

and fedtothe

have

gain.

The

multivibrator

clean

slow

square

application

voltageatthe

volts

when

the

transistors

Resistors

CR7 and CR8,

PNP

chopper

output

resulting

base

that

for

positive

of Q21. At

open loop

has

wave andsothat

of

power

collectors

supply
of Q16

turn

R50

and

R53

rather

thanto-6

with a

been

off.
are

volts.
able
will

Should both

for

them

commence.

FAIL-SAFE

It

is

possible
oscillate.
are
network,

not

This

both

consisting
C37, CR5
switch
not
CR5
signal

be

will

are
at

ground.Ifthe

conduct,

to

the
outputofthe
negative.
conducts

Negative

and

transistors

to

stay

on; one of

turn

CIRCUITRY

for

the

oscillator

happens

on,

in

when

opposite

the

phase.

of R35, R36, R37, R41, R43, R48, R102, C13, C16,

and

CR6,

is

provided.

not both on,inopposite

voltageatthe

supplying a

base

of Q22,

amplifier

voltage

the

output of

positive,

square

forcing

forcing

appearing

the

on,

the

units

described

hysteresis

To

If

the

phase,

junction

wave of

the

emitter

at

amplifier

insufficient

will

thus

switch

avoid

this

hysteresis

the

junction

of R41

phase

of Q34

the

output of

the

junction

is

reversed,

base

turn

herein

and

current

off

and

to

lock

the

is

oscillation

up and not

output

possibility,afail-safe

switch

and

and

the

of R41

and

R48ispositive,

R48 will

oppositetothe

negative,

the

hysteresis

of R41

and

the

forcing

R48, CR6

output of

avail-

switch

output

normal

the

switch

the

III - 12

-

6V

OUTPUT

INPUT

-.--J

I "

+6

033

V

CHOPPER

OSCILLATOR

---J.

~-------------------------

AMPLIFIER

SIMPLIFIED

FIGURE

+6V

SCHEMATIC

l!!-5

III - 13

hysteresis

switch

switches

to

negative,

switching

the

output

switch

to

positive,

and

oscillation

VOLTAGE REGULATOR

The

voltage
transistors,
drives

for

referenced
supply
directly
and

pass

is

and+6volts

- 6

volts

transistors.

regulator

Q4

and

the

bases

closely

referenced

slightly.

Q5

to

closely

slightly.

SINE SHAPING CIRCUIT

The

Models 102, 103, 104 and 105

for

converting

waveforms

refer

the

triangle

to

the

commences.

is

of conventional

voltage

of

the

the

Zener

to

Adjustment

R5 and R6

AND

AMPLIFIER

wave

sine

converter

amplifiers,

pass

transistors.

voltage

CR12.

Adjustment

reduce

incorporateaprinted

toasine

design.

Q1

generated

of R11

the

controls

power

wave.

schematic

Q3

and

Q6

and

Q2

constant

The

negative

by CR3.

of R8

The

controls

+6

volts

dissipationinthe

circuit

For

circuit

located

in

being

pass

current

supply

is

positive

-6

volts

directly

two

board

details

and

Section VI.

The

triangle

comprised

R522.

bias

and

regions

are

over-all

point

The

voltages

NPN

transistors

are

The

temperature

equaltobut

voltage

remains

Voltages
R523,
from
these

4,

5. As
ground,
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low

levels

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of

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diodes

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to

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CR501

are

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shaped

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drop

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at

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with

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voltage
CR502, CR503
the

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limiting
R506, R509 and

transistors.

emitter

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junctions

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the

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the

waveform.

clean

circuit

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at

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wave

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dynamic
the
through
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the

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transistor

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through

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and

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amplifier

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accomplished
dependent
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out

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circuit

C506

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the

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of

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phase.

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amplifier.

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approximately

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ratio

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CR501

current

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amplifier

R536

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are

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principally

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with

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by

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for

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shaping

MODEL

Models
silicon
30 v
basic
located
of

The

as

to

offset

two

junctions.
R612

103/105

103

transistors
p-p.
amplifier

in

Section

R607 (and R608)

output of Q602

push-pull

the

diodes

CR601

and

R613

sine

wave

circuit.

fidelity

Typical

POWER

and

105

to

amplify

Configuration

described

VI.

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to

is

emitter

followers.
base-emitter
is

slightly

and

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are

current-limiting

is

provided

distortion

AMPLIFIER
incorporate

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gainofthe

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in

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amplified

CR601

voltagesofQ604

less

than

the

are

germanium

by

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less

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the

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For

amplifier

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by

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resistors

the

1%

than

is

very

details

is

determined

operate
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CR602

and

Q605.
dropofthe
diodes

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resistors

.5%.

amplifier

sine,

or

square

similar

refer

to

to

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asalong-tail

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total

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for

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pair.

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voltage

dropofthe

drop.

maximum

all

to

output

current

in

the

case

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circuit

to

2:.

100

mils.

The

amplifier

III

- 15

is

so

designed

thatifitisnecessary

to

drive

an

impedance

less

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600

ohms,

the

thataclean

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to

30 v

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low

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all

three

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600

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supply

MODEL

The

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amplifier

section

104/105

VCG
essentially
approximately
amplifiers

input

to

waveform

the

amplifier

across

loads.
waveforms

is

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identical

-2.

are

straight

the

amplifier

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a 600

ohm

R113, R114

come

trimming

mounted,

along

generator.

AMPLIFIER

board

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and

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the

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power

amplifiers

gain

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back

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turn,

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taken
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of

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R824

second

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driving

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R817

the

current

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selected

output

diode

an

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long

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compensate

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voltages

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madetoagree

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is

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ENGINEER ROAD • SAN DIEGO, CALIF. 92111

PHONE [phone]

SECTIOK

IV

MAINTENAKCE

BATTERY

Batteries
l04R,
wave
off

and
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low

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the

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the

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resistor

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rangesoffrequen-

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sine

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the

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function

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scope

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analyzer
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switchtoSINE

on

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input

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the

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the

analyzer

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put

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scope

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wave

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designed

but

plugged

the

on:

Batteries
rna).

unit

foramaximum

thatitdelivers

the

batteries

may

be

charge,

in

series.

are

necessary

minus

six

to

into

AC

battery

(3)

Instrument

this

setting,

are

140

at

charged

rna,

will

settodeliver

this

setting,

but

care

shouldbetaken

Groundisthe

for

proper

volt

leads

operate

in

three

line:Atrickled

full

charge..(2)

at

normal

of 8

forty

turned

hours

110

on

..

rnatothe

hours

notbedamaged

110 rnatothe

only

fourteen

draw

but

are

to
avoid
series

for

overcharging..

with

either

the

proper

charge

To

the

current,

red

set

or

the

brown

either

charge

leadtothe

30

current,

batteries,

rnaor100

connect

rna.

an

and

ammeter
adjust

in

R401

IV-12

SECTION V

Tolerance~10%
otherwise

CKT.

C1
C2
C3
C4
C5

C6
C7
C8
C9
C10

Cll
C12

indicated.

NO.

Cf3

C14
C15

unless

0.1

10

mfd

0.1
1000
82

pfd

4.5-25

68

pfd
pfd

68

100

0.1

470

470

0.1

220
220

mfd

pfd

mfd
mfd
pfd

pfd

!nfd

mfa
pfd
pfd

PARTS

pfd

LIST

CAPACITORS

OESCR

IPT

ION

Mylar
Poly
Mica
Mica
Cer.

Var.

Cer
Cer

Elect
Cer
Cer

Cer
Cer
Mylar
Cer
Cer

PART

200

v

~1%

100 v

~1%

500

v

~1%

500

v

~59'0

500

v 825AZ

1000 v DD680
1000 v

12

v

-20~150%

10

v -20+80%

1000 v DD471

1000 v DD471

10 v -20+80%

lOa v

1000 v DD221
1000 v

101-C1

1PJ-104F
DM-20-102F
DM-15-820J

DD680
NLW100-12
UK10-104

UK10-l04

WMFIP1

DD221

NO.

MFG.

Wav
Arc
Arc
Arc
CRL

CRL
CRL
CDE
CRL
CRL

CRL
CRL
CDE
CRL

CRL

C16
C17
C18
C19
C20

C21
C22
C23
C24
C25

C26
C27
C28
C29
C30

C31
C32
C33
C34
C35

C36

0.1

0.01

0.01

0.33

0.01

0.01
330

0.01

0.33

0.01

100
680

1.

0.1

0.01

100
330

0.01
1000

0.1

100

mfd

mfd
mfd
mfd
mfd

mfd

pfd

mfd
mfd
mfd

pfd
pfd

0

mfd
mfd

mfd

pfd
pfd

mfd
pfd

mfd

mfd

Mylar
Mylar
Mylar
Mylar
Mylar

Mylar
Cer
Mylar
Mylar
Mylar

Cer
Cer
Mylar
Mylar
Mylar

Cer
Cer
Mylar
Cer
Cer

Elect

100

v

100

v WMF1S1

100

v

100 v

100

v

100

v

1000 v

100

v
100 v
100

v

1000

v

1000 v

100

v

~20%

100

v
100

v

1000 v
1000 v

100

v

1000 v

10 v -20+80%

12 v

-20~150%

WMF1P1

WMFlSl
WMF1P33
WMF1S1

WMF1S1
DD331
WMF1S1

WMF1P33

WMF1S1

DD101
DD681
MD1A105

WMF1P1

WMFlSl

DD101
DD331
WMF1S1
DD102
UK10-104

NLW100-12

CDE
CDE
CDE
CDE
CDE

CDE
CRL
CDE
CDE
CDE

CRL
CRL
ELP
CDE
CDE

CRL
CRL

CDE

CRL
CRL

CDE

v - 1

CAPACITORS

(continued)

CKT.

NO.

0.01

C37
C38
C39
C40

C41
C42
C301

0302

0401

C501
0502
0503

C504

C505 1000 pfd

C506
C601

C602 22 pfd

C60S

C604

C605

C606

0701

0702

0703

mfd
22 pfd
10 pfd
330 pfd

0.1

mfd

0.47

mfd
2000 mfd

2000 mfd

1000

mfd

1000 pfd
1000 pfd
1000 pfd
1000 pfd

1000 pfd
22 pfd

3-12

pfd
.01

mfd

.0015
.01

mfd
1000 mfd
1000

mfd

2000

mfd

mfd

DESCRIPTION

Mylar

Cer

Cer
Cer

Cer
Cer

Elect
Elect
Elect

Cer
Cer
Cer
Cer
Cer

Cer
Cer
Cer
Cer.

Var.

Cer

Cer
Cer

Elect
Elect
Elect

PART

NO.

100 v WMF1S1 CDE
1000 v DD220 CRL
1000 v DD100
1000 v

10 v -20+80% UK10-104
10 v -20+80% UK10-474
12

v

12

v

25

v

1000 v DD102

1000 v DD102

1000 v
1000 v
1000 v DD102

1000 v DD102

1000 v DD220
1000 v DD220

500 v

50 v -20+80% CK103 CRL

1000 v DD152

50 v -20+80% CK103
25 v BR1000-25 ODE
25 v

12

v BR2000-12 ODE

DD331

BR2000-12
BR2000-12 ODE

. BR1000-25

DD102
DD102

825FZ

BR1000-25 ODE

MFG.

CRL
CRL

CRL
CRL
CDE

CDE

ORL
CRL
CRL
CRL
CRL

CRL
CRL
CRL
CRL

CRL
CRL

C704 2000 mfd
C801
C802
C803

C804

C805
C806
C807
C808

CR1
CR2
CR3
CR4 1N3754
CR5

CR6

CR7

10 pfd
10 pfd
100 pfd
100 pfd

.01

mfd
10 pfd
100 pfd
100 pfd

1N3754 RCA
1N3754 RCA
1N751

1N4009

1N4009

TI5!

Elect
Cer
Cer
Cer
Cer

Cer
Cer
Cer
Cer

DIODES

Zener

12

v
1000 v DD100 CRL
1000 v DD100 CRL
1000 v DD101 CRL
1000 v

50 v -20+80%
1000 v
1000 v
1000 v DD101

BR2000-12 ODE

DD101 CRL

CK103

DD100 CRL
DD101 CRL

CRL

CRL

Mot

RCA

GE

GE

TI

V-2

CKT.

NO.

DIODES

(continued)

DESCRIPTION

PART

NO.

MFG.

CR8
CR9
CR10

CRll
CR12

CR301

CR302
CR303

CR304
CR401
CR402
CR403
CR404

CR501,5
CR503,4
CR502,6
CR507
CR508

CR601
CRo02
CR701
CR702
CR703

TI51

IN4009

TI51

TI51

"1

""'TI'7C::

1

...L.1"'I~..L

IN3754

1N3754

1N3754

1N3754
1N3754
1N3754
1N751

1N3193

1N4009

1N4009

1N4009
TI51
TI51

1N770
1N770

1N3754
1N3754
1N3754

Zener

Zener

Matched
Matched
Matched

Germanium
Germanium

Pair

Pair

Pair

102-

CR503,
lO2-CR503,4
lO2-CR503,4

TI

GE

TI

TI

Mot

RCA
RCA
RCA

RCA
RCA
RCA

Mot

RCA

Way

4

Way

Way

TI
TI

Syl
Syl

RCA

RCA
RCA

CR704
CR705
CR706
CR707

CR708

CR801,2

CR803
CR804,5

Q1
Q2
Q3

IN3754
1N3754
1N3754

1N3754
1N3754

1N4009
1N4009
1N4009

2N1304
2N1305

2N1305
Q4 2N1305
Q5

Q6
Q7
Q8

2N1304

2N1304

2N1305

2N2257

TRANS

Matched

Matched

ISTORS

Pair

Pair

104-CR801,2

lO4-CR801,2

RCA

RCA

RCA

RCA
RCA

Way

GE

Way

TI

",T

.L.L

TI
TI
TI

TI
TI

Mot

V-3

CKT.

NO.

TRANSISTORS

DESCRIPTION

(continued)

PART

NO.

MFG.

Q9
QIO 2N2257

Qll
Q12
Q13
Q14
Q15

Q16 2N1305
Q17 2N711B
Q18 2N797
Q19
Q20

Q21

Q22
Q23
Q24
Q25 2N967

Q26 2N967
Q27 2N1305

Q28 2N1305
Q29
Q30

2N711B

2N711B

2N2257 }

2N967
2N2257
2N967

2N2714
2N1305

2N2716
2N2716
2N967
2N1305

2N1305
2N1304

Selected
of

four

Selected

set

lOl-Q12-15

lOl-Q18

TI

Mot

TI

Way

TI

TI

Way

GE

TI

GE
GE

Mot

TI

Mot

Mot

TI

TI
TI
TI

Q31
Q32 2N2257

Q33 2N2257
Q34

Q35 2N1308

Q36

Q401

Q502,3,4
Q506,7,8
Q501,5

Q509

Q510

Q511

Q512

Q601

Q602

Q603

Q604

Q605

Q801,2

2N1305

2N1305

2N711B
2N555
2N1304
2N1305
2N1304,

2N711B
2N2257
2N2257
2N711B
2N2959

2N2959
2N3134
2N3134
2N2959
2N2716

2N1305

Matched

Matched
Matched

Matched

set
set

pair

pair

of 3
of

TI

Mot

Mot

TI

TI

TI

Mot

lO2-Q502-4

3

lO2-Q506-8
lO2-Q501,5

Way
Way
Way

TI

Mot
Mot

TI

Mot

Mot
Mot
Mot
Mot

Wav

V-4

TRANSISTORS

(continued)

CKT.

NO.

Q803

Q804
Q805
Q806,7
Q808

Q809
Q810

Resistors

1/2W,

indicated.

Rl
R2

R3

R4

R5

are

~10%,

fixed

AB

unless

2N967
2N967
2N2257
2N2716
2N967

2N967
2N71lB

composition,

otherwise

4.7K

4.7K

100 ohm

100

ohm

68

ohm

DESCRIPTION

Matched

RESISTORS

pair

PART

NO.

MFG.

Mot
Mot
Mot
Way
Mot

Mot

TI

R6

R7
R8
R9
RIO

Rll

R12
R13

R14
R15

R16
R17

R18

R19

R20

R21

(101-103)

(104,105)

(101-103)
(104,105)
(101-103)

(104,105)

(101-103)
(104,105)
(101,102)

(103)

(104)

(105)

68

ohm

lK

lK
lK

lK
560
500
15K
50

ohm

470

lK

4.64K

2.87K

46.4K

28.7K
464K
287K

2.5K
lK

500

lK

ohm
ohm

ohm

ohm

W. W.

W. W.

Var.

Var.

Camp.

Yare

Camp.

Var.

Camp.

Var.

Camp.

Yare

Metal

Film

Metal

Film

Metal

Film

~,fetal

Film

Metal

Film

Metal

Film

Camp.

Yare

Camp.

Var.

Camp.

Yare

Camp.

Var.

1/4w

1/4

2

w.
2w,
2

w,

2

w,
1/2
1/2
1/2

1/2

1/2
1/2
2

w,
2

w,

.3w,
.3w,

w

~10%

~10%

.:.10%

~10%

w,

~1%

w,

~1%

w,

~1%

-l-101_

"tv,

"':"..LfU

w,

~1%

w,

~1%

~10%

~10%

~10%

~10%

275-1-102

275-1-102

CU5011

BOR

BOR

OHM
CU1531 OHM
CU5001

CUI021
CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O
CU2521
CUI021

104-R20
105-R20

OHM

OHM
IRC

mc

IRC

IRe

IRC
IRC
OHM
OHM
WAY
WAY

......

V-5

RESISTORS

(continued)

CKT,

R22
R23
R24
R25
R26

R27
R28
R29
R30
R31

R32
R33
R34
R35
R36

R37
R38
R39
R40
R41

R42
R43
R44
R45
R46

NO.

390
470
470
560

1.2K

1.2K
470
220
220
470

200
560

1K
270K

47K

270K

100

100
56
47K

220
47K

4.7K

10
10

ohm

ohm
ohm
ohm
ohm

ohm
ohm
ohm
ohm

ohm
ohm

ohm
ohm

ohm

ohm

ohm

DESCRIPTION

W.W.Var.

1/4w,.=1=10%

PART

NO.

275-1-201

MFG.

BOR

R47
R48
R49
R50
R51

R52
R53
R54
R55
R56

R57
R58
R59

R60

R61

R62
R63

V-6

56

ohm
82K
10K

47K

220

10K
47K
220

4.7K

10K
18K

270K

390K

270K
47K

ohm

ohm

CKT.

NO.

RESISTORS

DESCRIPTION

(continued)

PART

NO.

MFG.

R64
R65 47K
R66 200K

R67 470K
R68
R69
R70
R71

R72
R73
R74
R75
R76

R77
R78
R79
R80
R81

R82
R83 330
R84
R85
R86

390K

220

2.7K

4.7K
1K

4.7K

1K

4.7K

120
470

1~

4.7K

4.7K

4.7K
120

47o!un

10K

120

ohm

ohm
ohm

ohm

ohm

ohm

W. W.

Var.

1/4

w,

~10%

276-1-204

BOR

R87
R88
R89 10
R90 270
R91

R92
R93
R94

R95

R96

R97
R98
R99 47
RIOO
RI0l

RI02

RI03
RI04

RI05
RI06

470K

lK

1K

47
470
27
68

lK

4.7K
470K

47o!un
47

27
270K
10K

ohm

ohm

ohm

ohm

ohm

ohm

ohm

ohm

ohm

v - 7

RESISTORS

(continued)

CKT.

NO.

RI07
R108
RI09
RllO
RIll

R1l2
R1l3
R114
R115
R401

R402
R403
R404
R405
R501

R502 316
R503
R504
R505
R506 1K

R507
R508 1K
R509
R510
R511

lOOK

1.5K

4.02K

6.65K

66.5K

665K
270
680

100

25

6.8

6.8

1.5K

316

lK
1K
lK

lK

lK

4.64K

4.64K

ohm
ohm
ohm

ohm

ohm
ohm

ohm

ohm

DESCRIPTION

Metal

Film

Metal

Film

Metal

Film

Metal

Film

W.

W.

Yare

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

1/2
1/2
1/2

1/2

lOW,

1/2

1/2
1/2
1/2
1/2
1/2

1/2
1/2
1/2
1/2
1/2

w,
w,
w,

w,

w,

w,
w,
w,
w,
w,

w,
w,
w,
w,
w,

.:!:1%
.:!:1%
.:!:1%

.:!:1%

.:.10%

.:.1%

.:.1%
.:.1%
.:!:1%
.:!:1%
.:.1%

.:!:1%
.:!:1%
.:!:1%
.:!:1%

.::1%

PART

NO.

CEC T-O
CEC

T-O

CEC

T-O

CEC T-O

1009

CEC

T-O

CEC

T-O

CEC

T-O
CEC T-O
CEC T-O
CEC T-O

CEC

T-O
CEC T-O
CEC T-O
CEC T-O IRC
CEC T-O

MFG.

IRC
IRC
IRC

mc

OHM

IRC

mc
mc

IRC
IRC
IRC

IRC
IRC
IRC

IRC

R512
R513
R514
R515
R516

R517
R518 511
R519 511
R520
R521

R522
R523
R524
R525
R526 56

R527
R528
R529

4.64K

4.64K

4.64K

4.64K

4.64K

4.64K

7.5K
178

1.5K

500

500
500

2.7K
2K

V-8

ohm
ohm

ohm

ohm
ohm
ohm

ohm

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film
W. W. Yare
W. W.
W. W.

Yare
Yare

1/2

w,

.:!:1%

1/2

w,
w,

w,

w,

w,
w,

w,

w,

w,
w,
w,

w,

.:!:1%
.:!:1%
.::1%
.::1%

.:.1%
.:.1%
.:.1%

.:.1%

.:!:10%
.:.10%
.::10%

.:.5%

1/2
1/2
1/2

1/2
1/2
1/2
1/2w,.:.1%
1/2w,.:.1%

1/2
1/4
1/4
1/4

1/2

CEC

T-O
CEC T-O
CEC T-O
CEC T-O
CEC

T-O

CEe

T-O IRC
CEC T-O IRC
CEC T-O IRC
CEC T-O
CEC

T-O

CEC T-O

275-1-501
275-1-501
275-1-501

mc

IRC
IRC
IRC

mc

IRC
IRC

IRe
BOR
BOR
BOR

RESISTORS

(continued)

CKT.

NO.

R530
R531

R532 330
R533
R534
R535
R536

R537
R601
R602
R603
R604

R605
R606 1K

R607

R608
R609

R610
R611 100
R612 150
R613
R614

560

1K

56

2.7K

3.16K
1K

1.5K

6.8K

1K

8.2K

3.3K

3.3K

150

4.7K

ohm

ohm

ohm

ohm
ohm
ohm

DESCRIPTION

Metal

Film

1/2

2

w,

2 w,

w,

=1%

=10%
=10%

PART

CEC

NO.

T-O

MFG.

IRC

R615

R801

R802
R803
R804

R805 100
R806
R807
R808
R809

R810 12K
R811
R812
R813
R814 1K

R815 390
R816
R817
R818
R819

47

56.2K

1.5K

46.4K

28.7K

4.64K

4.64K
100

4.64K

4.64K
1K

4.64K

1.2K
2K
10K
100

ohm

ohm

ohm

ohm

ohm

Metal

Metal
Metal

Metal
Metal
Metal
Metal
Metal

Metal
Metal
Metal

:Metal
Metal
Metal
Metal

Film

Film
Film

Film
Film
Film
Film
Film

Film
Film
Film

Film
Film
Film
Film

1/2

1/2
1/2

1/2
1/2
1/2

1/2

1/2

1/2
1/2
1/2

1/2
1/2
1/2
1/2

w,

w,
w,

w,
w,
w,
w,
w,

w,
w,

w,

w,

w,
w,

'N,

=1%

=1%
=1%

=1%
=1%
=1%
=1%
=1%

=1%
.:!::1%

=1%

=lo/c
=1%
=1%

.J-1Cl.

'

..LIt..

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

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T-O IRC

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O

CEC

T-O IRC

CEC

T-O IRC

CEC

T-O

IRC

IRC
IRC

IRC
IRC
IRC
IRC

IRC
IRC
IRC

IRC

IRC

v - 9

RESISTORS

(continued)

CKT.

R820
R821
R822
R823
R824

R825

R826

R827
R828
R829

R830

R831

R832

R833
R834

B201-12
B401-6
B407-12

NO.

4.64K

4.64K
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4.64K
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4.64K
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2K

1.2K

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Cadmium

ohm

Cell

DESCRIPTION

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

Metal

Film

BATTERIES

1/2
1/2
1/2

1/2
1/2

1/2
1/2

1/2

1/2
1/2
1/2

1.5v

7.5

7.5

w,
w,

w,
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CEC
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CEC

CEC

CEC
CEC
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Y613

T-O
T-O
T-O

T-O
T-O

T-O
T-O

T-O

T-O
T-O
T-O

NO.

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11\':"

IRC
IRC

IRC
IRC

IRC
IRC

IRC

IRC
IRC
IRC

Ray
Evy
Evy

F201
F202
F301
F302
F303

F401

F402
F403
F701
F702

F703
F704
F705

SWI
SW2 (101)
SW2 (102)

1/4
1/4
1/4
1/4
3/8

1/4
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1/4
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3
1
2

amp
amp
amp
amp
amp

amp
amp
amp
amp
amp

amp
amp
amp

wafer
wafer
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FUSES

8AG
8AG
8AG
8AG
SAG

SAG

SAG
SAG
SAG

SAG

SAG
SAG

SAG

SWITCHES

S

position

2

position

3

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Instr.
Instr.
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361.

250

361.

250

361.

250

361.250

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250

361.

250

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362.375

361.

250

361.

250

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361.

250

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LF

LF

LF
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LF
LF

LF
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LF

Way
Way
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v -

10

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(continued)

CKT.

SW2
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SW3

T301
T301
T401
T701

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AB
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Bor
CDE
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Evy

GE
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NO.

(103)
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CODE

Allen-

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Arco

Electronics

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Sylvania

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50419B
F25X
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50433

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'WHITE

SECTION VII

SPECIFICATIONS

The

WAVETEK
Models
operation
Models

Frequency,

to

those

Output

Model

Output

Model

The

AC

lQ6B,

102/103

in

addition

106/107isidenticaltothatinthe

stability,

for

the

Models

specifications

105.
specifications

104.

Model

power

and

107,

version.

lQ6R,

MODEL

AND

GENERAL

Models

Function

to

accuracy,

102/103.

like

The

which

106,

MODEL 107 ADDENDUM

DESCRIPTION

106/107

Generators

normal

Triggered

operation.

with

The

Models

and

distortion

for

the

Model 107

for

the

Model 106

the

Models

103

and

Model 106isavailable

are

identical

in

power

Generators
the

addition

generator

102/103.

specifications

are

identical

are

identical

105,isavailable

in

three

versions

supply

are

essentially

of

Triggered

circuitry

are

identical

to

to

those

those

for

for

onlyinthe

- 106AC,

configuration

in

the

the

the

and

specification

104AC,

ternal
converted
input

fast

Trigger

impedance

pulse

104B,

specifications

trigger

to

negative

oravery

in TRIGGERED

the

frequency

TRIGG
trigger
being
forgen
TRIGGERED

positive

generated

the

In

ERED

input

era

mode

TRIGGERED

direction

to

the

corresponding

and

104R.

for

required

- 5 V;

trigger

- 1 K

and

dial

mode

signal.

minimum.

slow

rise

CONTINUOUS

and

range

is

dependent

Upon

willbecompleted.

t i

ng

single

fromO.008

mode,

in

the

Model 107

the

Models

positive

by

changing

External

time

waveform.

mode

switch.

upon

removal

of

An

cycles.

Models

cpsto100 Kc.

the

sine

and

102AC,

106

one

is

The

the

the

external

internal

and

start

102B,

and

trigger

internal

trigger

The

dependent

number

time

push

106/107

triangle

outinthe

102R

107

andinturn,

are

identical.

standard

connection.

may

be

eitheravery

but

Ex-

may

Trigger

frequencyofoscillation

upon

the

setting

of

cycles

duration

trigger,

generated

of

the

the

cycle

external

then

buttonisincorporated

will

waves

negative

operate

start

in

the

outinthe

direction

the

be

of
in

in

the

Model 106.

VII-l

cont

ff

0Cj,g

..

model

\

\\\

\\\\\\

~\\

\ I I ////h

CD

III

/111/1//.

107

50..n..

:2~~~t..

.::::::-

XIOXIOO:=-C"J

X{T\'

\ I

X.I /

X.OI-\.

0

"XIK

...X10K:::--

rXIOOK~'-

'--/

freq. cps

Ay

Av

ru

0

V

OPERATING INSTRUCTIONS

Operation
104/105
CONTINUOUS TRIGGERED Mode

except

of

t-h-e

that

~

- -

:::::-

"v

"v

0

ampl

itude

M-odels

the

\ /

..

'l

'1J

frequency

'"

VV'AVE.EK.

triggered generator

106/107

~

5

. -

san

diego. calif

dial

multiplier

selector

0);\

-:;:::::.

co--:='

0:.0

~.

/

is

~

~

~-

~

one

id-entical to

switch,

-

~

cycle

has

thatofth-e

been

and

the

o

trig.

input

o

V

Models

replaced

VCG input and

by

the

associated
one-cycle

are

generated.
being
be

commence,
negative
cycle,

ground
flip
negative

50
Should
tioned,
removed.

generated

clamped

one

until

to

positive

ohm

the
the

attenuator

push

to

sine

(106).

cycle

the

(107),

square

trigger

oscillator

After

have

button. In

When

the

will

be

ground.

and

triangle

If

the

duration

will

be

next

trigger

(107),

or

positive

wave output

pulse

will

removal

been

the

unitisswitchedtoTRIGGERED Mode,

completed.

Upon

completed

or

be
continue

of

replaced

CONTINUOUS Mode, continuous

The

receipt

waves

negative

(106),

will

longer

the

immediately

of

the

is

received.

at

be

identicalinphasetothatofthe
in

to

gate,

by

the

sine

and

of a

trigger

ending

(106),

the

duration
operate
oscillations

trigger

pulseisless

at

The

at

2700point.

until

TRIGGERED input and

triangle

pulse,

going

ground

square

the

than

positive

and

900point

Note

the

the

trigger,

will

continue

waves

wave output

3/4

waveforms

the

cycle

will

oscillations

(107),

than

3/4

remaining

and

back

the

one

volt,

cycle

men-

(gate),

until

then

or

of a

at

will

to

106.

is

the

VII-2

existing

cycleiscompletedatwhich point output will againbeground.

The
ground output
peak
the

output.

range

referred

The

frequency of

switch and

to will always be well

the

TINUOUS Mode, continuous

oscillation

frequency

oscillations

less

than

1%ofmax

is

determined

dial.

Upon switching back to CON-

by the

will commence.

peak

setting

to
of

VII-3

INTE.~IC:A.

Tore

---~-

I I

T~A.~S

Y

SWITC,I-l

INPUT

SC.HMITT

FF

1.....-

TI2.Iq. I

-_...I

--1/

7

I

I

I

/

/

~A.T~

/

o CO"-lT.

[)E

rl~.c..

Sc.HM

ZE~O

T' I """ 4

ITT

/

THEORY

Figure
1vlodels
used

106/107.

in

oscillates

shorted

and
transistor
ground,
and

switch

the

thus

is

opening of

ONE

PU~H

OF

OPERATION

VII-2

the

basic

in

typical

its

output

switch

other

there

will

closed;

the

transistor

I

I

C.YCLE

BUTiO~t

is

a

block

A

transistor

generator.
fashion.

voltage

is

opened and

flip flops

just

but

usedinthe

beacessation

oscillations

switch.

diagram

switch

When

When

is

within a few

closed

will

During

TRI~GtEI2:.

of

the

is

connected

the

switch

the

switchisclosed,

when

the

basic

generator

of

oscillation

commence

the

time

BLOCK.

Trigger

DIAGjRAM

gOAIC.D-/YIODEL

FI~U

Board

across

is

open,

~E

the

the

the

integrator

"SZII.

- 2.

usedinthe

integrator

generator

IC'"II01

is

millivoltsofground.Ifthe

integrator

again
the

transistor

outputisnear

will

notbeaffected

during

the

immediately

time

upon

switch

the

is
closed,
wise

The

which

it

is

putacharge

external

in

turn

predetermined

required

on

input

fires
level.

to

the

integrating

trigger

the

The

pass

the

is

amplifiedbythe

input

firing

Schmitt

of

integration

capacitor.

Trigger

the

Schmitt

current

input

when
switches

which would

differential

the

input

the

other-

amplifier

reaches

control

a

flip

VII-4

flop which opens the

transistor

switch and the

basic

generator

commenCes
oscillation. After completing slightly
zero

detecting Schmitt
of the
the

integrator

zero

detecting Schmitt will

sets.

reaches

At

the completion of the cycle when the output

ground, approaching

control flip flop back to close the
basic

passed

gen~rator

through a gate whichiscontrolled by the input Schmitt. Should the
external input
input Schmitt will gate out the

will stop. The

trigger

be a gate

reset

reset

more

reset.

transistor

pulse

rather

pulse

than

1/2

cycle oscillation, the

from

a positive direction,

This

reset

pulse will switch the

switch and oscillation of the

of the

than a

from the

zero

detecting Schmitt

narrow

zero

and thus oscillations will continue until the external gate

The CONTINUOUS-TRIGGERED Mode switch has
CONTINUOUS,itlocks the control flip flop so that the
is

held open. In TRIGGERED, this lock-out
detecting Schmitt
push button

is

is

connected to the output of the

incorporated for single cycle generation.

switch momentarily provides a pulse to

fire

is

removed and the

integrator.

the control flip flop and open

trigger

pulse,

the

detecting Schmitt

is

removed.

two

functions.

transistor

switch

zero

A manual

Pressing

of the

is

In

the

transistor

of one cycle by the

switch; the

reset

transistor

pulse from the

one-cycle push button must be

another cycle can be

triggered.

switch being closedatthe completion

zero

detecting Schmitt. Note: The

released

to discharge the capacitor before

VII-5

1vlAINTENANCE

The

Schmitt

Triggers,

control

flip flop, input

amplifier

and

gate

are

all
of conventional
case

of a

malfunction
ment
detecting

exactly
proper
transient
properly
without

switching
constant
controls
Q710
will
generated

incorporated

at

adjustment,

transient

The

only unique

constant

is

accomplished

turn

Schmitt.

the

resulting

adjusted,

transistor

current

constant

by

design

zero

for

Q707

and

the

asaresult

isapot

This

cross

the

from

the

all

(R733)

should

over

completion

either

end-of-cycle

but

the

circuitry

Q710isnormally

generator,

current

generator

byanegative

current

overcomes

only

maintenance

of

a faulty component.

controlling

be

of

the

of

triggering

transition

very

highest

used

Q708.

is

The
Q707.
voltage

generator

that

generated

adjusted

integrator

the

cycle

too

frequencies.

that

of

held

biased

control

Closingofthe

on

the

Q707 on.

required

the

firing

so

that

would

The

only

pointofthe

the

Schmitt

output.Ifthisisnot

will

to

the

soon

ground

occur

or

transistor

too

will

with a

late.

be

switch.

offbycurrent

flip flop, Q705-Q706,

transistor·

collector

by

Q708 and

The

of Q705 which

constant

also

beinthe

adjust-

zero

fires

in

short

When

smooth

The

from

the

switch

current

supplies

turn

on
Note:
put

The

of

emitter

pedance

I

current

base

the

integrator.

current

source.

a.,2.S

&10"3

&701

~

D

~+

~7~

~

iifO

r I

R70';Z.

C2T.2<..

&704

~

F

to

the

and

emitterofthe

of Q710 flow to

12.105

OL727

c~

e

&J:He

R70l.

2i2'5

transistor

When

g.JI!5

&107

~

I2J1O

gJC?8

'2.122,

(;g:zji,\

switch

Q710

transistor

the

transistor

the

output of

g.'

1"2.

~e=-lL.fi2.~O_

-e-=1O::...ullU-l_CIa'

CAl'2.S'.

li!:J2.7

..

4 I

thus

shorting

switch

Q710

ride

switchisclosed

the

integrator,

~J30

l2.

R

72.8

.:11'2..

J~

88

.£!.ll..8

"'II'

8)

1Z.1~"3

R 7.34-

the

integrator.
on

the

a low

h

l

the

base

~.

out-

and

im-

TR.IC4GEfC

BOAI<.D

-

MODEL

\O~)

107

VII-6

PARTS

CAPACITORS

LIS

T

Tolerance.:
otherwise

CKT.

NO.

C43
C705

C706

C707
C708

C709
C710
C7ll

C712

CR720
CR721

CR722

CR723
CR724

CR725
CR726

CR727

CR728
CR729

10%

unless

indicated.

100
220

':l':lfl

--v.t"'

68
330

.001
100
330
330

IN4009
IN4009
1N4009
1N4009
1N4009

IN4009
1N4009
1N4009
IN4009
IN4.009

pfd

pfd
pid

....

pfd

pfd
pfd
pId

frl

....

'-'L

mfd

Cer

Cer

Cer

Cer
Cer

Cer
Cer
Cer
Cer

DESCRIPTION

1000

v

1000

v

1000

v DD331

1000

v DD680

1000

v DD331

1000

v DD102
1000 v
1000

v
1000

v

DIODES

PART

DD101

DD221

DD101
DD331
DD331

NO.

MFG.

CRL
CRL

CRL

CRL
CRL

CRL
CRL

CRL

CRL

GE

GE
GE
GE
GE

GE

dE
GE
GE

GE

Q701
Q702 2N967
Q703
Q704
Q705

Q706
Q707 2N967
Q708
Q709
Q710

Q711

16J1

16Jl
16J1
16J1

16Jl

16J1
16J1
2N2714

16Jl

TRANSISTORS

GE

MOT

GE
GE
GE

GE

MOT

GE

GE

GE

GE

VII-7

RESISTORS

Resistors
1/2W
indicated.

CKT.

R701
R702

R703

R704

are

fixed

I ! 10%, AB

NO.

lK

2.2K

4.7K

2.2K

R705 10K

1\706
1\707
R708
R708
R710

1\711
1\712
1\713
1\714 820
1\715 16K

1\716
1\717
1\718 1K
1\719
1\720 1K

2.2K
820
12K

1.

1.I5K

33K
15K
33K

10K
10K

47K

composition,

unless

ohm.

15K

ohm

otherwise

DESCRIPTION

PART

NO.

MFG.

1\721
1\722 3SK
1\723 15K
1\724 33K
1\725

R726
1\727
1\728
1\729
1\730 1K

1\731
1\732
1\733
1\734
1\735

1\736 330
1\737

SW4

1.5K

22K

4.7K
270
47

1.8K

1K
1K
15K
27K

3.3K

10K

ohm

ohm

ohm

W.W.

Push

Var.

Button

1/4

WI!

SWITCHES

10%

275-1-502

1158B

BOI\

Spemco

VII-8